Fin



FIG. 1 is a side view of a fin showing my new design;

FIG. 2 is a plan view;

FIG. 3 is a underside view;

FIG. 4 is an elevated side view;

FIG. 5 is an elevated front view;

FIG. 6 is a second underside view;

FIG. 7 is a plan view of a second embodiment of a fin showing my newdesign;

FIG. 8 is a partial front view of FIG. 7, the bottom portion of theblade being omitted for ease of illustration;

FIG. 9 is a plan view of a third embodiment of a fin showing my newdesign; and,

FIG. 10 is a partial front view of FIG. 9, the bottom portion of theblade being omitted for ease of illustration. The undisclosed side viewsof the second and third embodiments being the same as the firstembodiment.

The ornamental design for a fin, as shown and described.